package com.ssmm.ssmm1.mapper;

import com.ssmm.ssmm1.pojo.Userr;
import org.apache.ibatis.session.RowBounds;

import java.util.List;
import java.util.Set;

public interface UserrMapper {
    int deleteByPrimaryKey(Integer id);

    int insert(Userr record);

    int insertSelective(Userr record);

    Userr selectByPrimaryKey(Integer id);

    Userr selectByName(String username);

    List<Userr> selectBy();

    List<Userr> selectPart(String username);

    List<Userr> selectPage(int start,int num);

    int updateByPrimaryKeySelective(Userr record);

    int updateByPrimaryKey(Userr record);

}